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4764061440 = 28335137849
BaseRepresentation
bin1000110111111010…
…11100111100000000
3110022000102101201000
410123331130330000
534224044431230
62104422212000
7226025565645
oct43375347400
913260371630
104764061440
112025208966
12b0b584000
135ac000588
14332a05dcc
151cd39db60
hex11bf5cf00

4764061440 has 144 divisors (see below), whose sum is σ = 16905924000. Its totient is φ = 1270407168.

The previous prime is 4764061433. The next prime is 4764061459. The reversal of 4764061440 is 441604674.

4764061440 is a `hidden beast` number, since 4 + 7 + 640 + 6 + 1 + 4 + 4 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4764061395 and 4764061404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34365 + ... + 103484.

It is an arithmetic number, because the mean of its divisors is an integer number (117402250).

Almost surely, 24764061440 is an apocalyptic number.

4764061440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4764061440 is an abundant number, since it is smaller than the sum of its proper divisors (12141862560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4764061440 is a wasteful number, since it uses less digits than its factorization.

4764061440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137879 (or 137859 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The square root of 4764061440 is about 69022.1807827020. The cubic root of 4764061440 is about 1682.6448136929.

The spelling of 4764061440 in words is "four billion, seven hundred sixty-four million, sixty-one thousand, four hundred forty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 90 96 108 120 128 135 144 160 180 192 216 240 256 270 288 320 360 384 432 480 540 576 640 720 768 864 960 1080 1152 1280 1440 1728 1920 2160 2304 2880 3456 3840 4320 5760 6912 8640 11520 17280 34560 137849 275698 413547 551396 689245 827094 1102792 1240641 1378490 1654188 2067735 2205584 2481282 2756980 3308376 3721923 4135470 4411168 4962564 5513960 6203205 6616752 7443846 8270940 8822336 9925128 11027920 12406410 13233504 14887692 16541880 17644672 18609615 19850256 22055840 24812820 26467008 29775384 33083760 35289344 37219230 39700512 44111680 49625640 52934016 59550768 66167520 74438460 79401024 88223360 99251280 105868032 119101536 132335040 148876920 158802048 176446720 198502560 238203072 264670080 297753840 317604096 397005120 476406144 529340160 595507680 794010240 952812288 1191015360 1588020480 2382030720 4764061440